/* YeşilSoft Data kurumsal sitesi stilleri. */
  :root{
    --ink:#0F1B14;
    --paper:#F5F7F2;
    --forest:#0B1F15;
    --pine:#1F6D3D;
    --pine-light:#37A35E;
    --glow:#7FE3A6;
    --graphite:#798B7F;
    --line-dark:rgba(255,255,255,0.12);
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html,body{height:100%;}
  body{
    background:var(--forest);
    color:var(--paper);
    font-family:'IBM Plex Sans', sans-serif;
    font-size:16px;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  h1{
    font-family:'Space Grotesk', sans-serif;
    letter-spacing:-0.02em;
    font-weight:600;
  }
  a,button{color:inherit;text-decoration:none;font:inherit;cursor:pointer;}
  button{background:none;border:none;}

  /* ---------- NAV ---------- */
  header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    padding:22px 6vw;
    display:flex;align-items:center;justify-content:space-between;
    background:rgba(11,31,21,0);
    backdrop-filter:blur(0px) saturate(100%);
    -webkit-backdrop-filter:blur(0px) saturate(100%);
    border-bottom:1px solid rgba(255,255,255,0);
    transition:background .25s ease, backdrop-filter .25s ease, -webkit-backdrop-filter .25s ease, border-color .25s ease;
    will-change:backdrop-filter;
  }
  .brand{display:flex;align-items:center;gap:9px;font-family:'Space Grotesk',sans-serif;font-size:1.1rem;font-weight:700;color:var(--paper);}
  .brand-logo{height:60px;width:auto;display:block;filter:drop-shadow(0 2px 10px rgba(0,0,0,.35));}
  @media (max-width:900px){.brand-logo{height:26px;}}
  .nav-links{display:flex;gap:8px;font-size:.92rem;}
  .nav-links button{
    padding:8px 16px;border-radius:999px;color:rgba(245,247,242,0.65);
    transition:color .2s ease, background .2s ease;
  }
  .nav-links button:hover{color:var(--paper);}
  .nav-links button.active{color:var(--forest);background:var(--glow);}
  .nav-cta{
    padding:9px 20px;border-radius:999px;font-size:.86rem;font-weight:500;
    background:var(--paper);color:var(--forest);
    transition:transform .2s ease, background .25s ease;
  }
  .nav-cta:hover{transform:translateY(-1px);background:var(--glow);}

  .nav-toggle{
    display:none;flex-direction:column;justify-content:center;gap:5px;
    width:38px;height:38px;border-radius:8px;flex-shrink:0;
  }
  .nav-toggle span{
    display:block;width:20px;height:2px;background:var(--paper);border-radius:2px;
    transition:transform .25s ease, opacity .2s ease;
  }
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle.open span:nth-child(2){opacity:0;}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  /* ---------- HERO (whole app shell) ---------- */
  .hero{
    position:relative;
    height:100vh;
    background:radial-gradient(ellipse at 30% 20%, #143824 0%, var(--forest) 55%, #081209 100%);
    overflow:hidden;
    display:flex;
    align-items:center;
  }
  .hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.85;}
  .hero-inner{
    position:relative;z-index:2;
    display:grid;
    grid-template-columns:1fr 1.05fr;
    gap:4.5vw;
    align-items:center;
    width:100%;
    padding:0 6vw;
  }
  .hero-copy .tag{
    display:inline-flex;align-items:center;gap:8px;
    font-size:.82rem;color:var(--glow);
    border:1px solid var(--line-dark);
    padding:6px 14px;border-radius:999px;
    margin-bottom:22px;
  }
  .hero-copy .tag i{width:6px;height:6px;border-radius:50%;background:var(--glow);animation:blink 2s ease-in-out infinite;font-style:normal;}
  @keyframes blink{0%,100%{opacity:1;}50%{opacity:.25;}}
  .hero-copy h1{
    color:var(--paper);
    font-size:clamp(2.1rem,3.7vw,3.15rem);
    line-height:1.1;
    max-width:16ch;
  }
  .hero-copy h1 em{font-style:normal;color:var(--glow);}
  .hero-copy p{
    margin-top:18px;color:rgba(245,247,242,0.68);
    max-width:44ch;font-size:1rem;
  }
  .hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
  .btn-primary,.btn-ghost{
    display:inline-flex;align-items:center;gap:9px;
    padding:13px 24px;border-radius:8px;font-size:.93rem;font-weight:500;
    position:relative;overflow:hidden;isolation:isolate;
  }
  .btn-primary{background:var(--glow);color:var(--forest);}
  .btn-primary::before{
    content:"";position:absolute;inset:0;background:var(--paper);
    transform:translateX(-101%);transition:transform .3s cubic-bezier(.65,0,.35,1);z-index:-1;
  }
  .btn-primary:hover::before{transform:translateX(0);}
  .btn-ghost{color:var(--paper);border:1px solid var(--line-dark);transition:border-color .25s ease,background .25s ease;}
  .btn-ghost:hover{border-color:var(--glow);background:rgba(127,227,166,.08);}

  .hero-foot{
    position:absolute;left:6vw;bottom:26px;z-index:2;
    font-size:.78rem;color:rgba(245,247,242,0.4);
    display:flex;gap:18px;
  }

  /* ---------- TERMINAL PANEL ---------- */
  .terminal{
    background:#0A1710;
    border:1px solid var(--line-dark);
    border-radius:14px;
    box-shadow:0 30px 70px -20px rgba(0,0,0,.6);
    overflow:hidden;
    animation:floaty 5s ease-in-out infinite;
  }
  @keyframes floaty{0%,100%{transform:translateY(0);}50%{transform:translateY(-10px);}}
  .terminal-bar{
    display:flex;align-items:center;gap:6px;
    padding:14px 18px;background:#0D1D14;border-bottom:1px solid var(--line-dark);
  }
  .terminal-bar span.dot{width:9px;height:9px;border-radius:50%;background:#3A4A40;}
  .terminal-bar span.dot:nth-child(1){background:#E5645C;}
  .terminal-bar span.dot:nth-child(2){background:#E5B85C;}
  .terminal-bar span.dot:nth-child(3){background:#5CBF6E;}
  .terminal-bar .fname{margin-left:10px;font-family:'JetBrains Mono',monospace;font-size:.76rem;color:var(--graphite);transition:opacity .2s ease;}
  .terminal-body{
    font-family:'JetBrains Mono',monospace;
    font-size:.94rem;
    line-height:1.85;
    padding:32px 30px;
    height:360px;
    color:#CFE9D8;
    overflow-y:auto;
  }
  .terminal-body::-webkit-scrollbar{width:5px;}
  .terminal-body::-webkit-scrollbar-thumb{background:var(--line-dark);border-radius:3px;}
  .terminal-body .c1{color:#7FE3A6;}
  .terminal-body .c2{color:#E5B85C;}
  .terminal-body .c3{color:#6FA8DC;}
  .terminal-body .dim{color:#6F8B7A;}
  .cursor{display:inline-block;width:7px;height:1.1em;background:var(--glow);vertical-align:middle;animation:blink 1s step-end infinite;}

  .cmd-line{color:var(--graphite);margin-bottom:18px;font-size:.88rem;}

  /* rows that rise up on view switch */
  .row-up{opacity:0;transform:translateY(18px);transition:opacity .5s ease, transform .5s ease;}
  .row-up.in{opacity:1;transform:translateY(0);}

  .svc-row{
    display:flex;gap:16px;align-items:flex-start;
    padding:14px 0;
    border-bottom:1px solid rgba(255,255,255,0.06);
  }
  .svc-row:last-child{border-bottom:none;}
  .svc-icon{
    width:34px;height:34px;border-radius:9px;flex-shrink:0;
    background:rgba(127,227,166,0.1);
    display:flex;align-items:center;justify-content:center;
    margin-top:2px;
  }
  .svc-icon svg{width:16px;height:16px;stroke:var(--glow);}
  .svc-text .t{
    font-family:'Space Grotesk',sans-serif;font-weight:600;
    font-size:1.04rem;letter-spacing:-0.01em;color:var(--paper);
  }
  .svc-text .d{
    font-family:'IBM Plex Sans',sans-serif;font-size:.86rem;
    color:var(--graphite);margin-top:5px;line-height:1.55;max-width:34ch;
  }

  .kv-row{
    display:flex;align-items:baseline;gap:10px;
    padding:11px 0;
    border-bottom:1px solid rgba(255,255,255,0.06);
    font-size:.92rem;
  }
  .kv-row .k{
    font-family:'Space Grotesk',sans-serif;font-weight:500;
    color:rgba(245,247,242,0.5);min-width:80px;
  }
  .kv-row .v{font-family:'IBM Plex Sans',sans-serif;color:#EAF4EC;font-size:.95rem;}

  .contact-link{
    display:inline-flex;align-items:center;gap:9px;
    margin-top:22px;padding:12px 22px;
    background:var(--glow);color:var(--forest);
    border-radius:8px;font-family:'Space Grotesk',sans-serif;font-size:.9rem;font-weight:600;
    transition:transform .2s ease;
  }
  .contact-link:hover{transform:translateY(-1px);}

  /* ---------- PROJECTS ---------- */
  .projects{
    position:relative;z-index:2;
    background:var(--forest);
    padding:100px 6vw 90px;
    border-top:1px solid var(--line-dark);
  }
  .projects-header{max-width:64ch;margin-bottom:46px;}
  .projects-header .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:.82rem;color:var(--glow);
    border:1px solid var(--line-dark);
    padding:6px 14px;border-radius:999px;
    margin-bottom:18px;
  }
  .projects-header h2{
    font-family:'Space Grotesk',sans-serif;
    font-weight:600;letter-spacing:-0.02em;
    font-size:clamp(1.6rem,2.8vw,2.2rem);
    color:var(--paper);margin-bottom:14px;
  }
  .projects-header p{color:rgba(245,247,242,0.62);font-size:.98rem;line-height:1.65;}
  .projects-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
  }
  .project-card{
    background:#0A1710;
    border:1px solid var(--line-dark);
    border-radius:14px;
    padding:26px 22px;
    display:flex;flex-direction:column;
    gap:16px;min-height:190px;
    transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  }
  .project-card:hover{
    transform:translateY(-5px);
    border-color:rgba(127,227,166,0.32);
    box-shadow:0 24px 48px -24px rgba(0,0,0,.55);
  }
  .project-card.is-active{border-color:rgba(127,227,166,0.22);}
  .project-card .project-mark{
    height:34px;display:flex;align-items:center;
  }
  .project-card .project-mark img{height:100%;width:auto;display:block;}
  .project-card .project-name{
    font-family:'Space Grotesk',sans-serif;
    font-weight:700;font-size:1.1rem;
    letter-spacing:-0.01em;color:var(--paper);
  }
  .project-card .project-desc{
    font-size:.85rem;color:rgba(245,247,242,0.55);
    line-height:1.55;flex-grow:1;
  }
  .badge{
    display:inline-flex;align-items:center;gap:7px;
    font-size:.76rem;font-weight:500;
    padding:5px 13px;border-radius:999px;
    width:fit-content;
  }
  .badge i{width:6px;height:6px;border-radius:50%;font-style:normal;flex-shrink:0;}
  .badge-active{
    color:var(--glow);
    background:rgba(127,227,166,0.08);
    border:1px solid rgba(127,227,166,0.32);
  }
  .badge-active i{background:var(--glow);animation:blink 2s ease-in-out infinite;}
  .badge-soon{
    color:#E5B85C;
    background:rgba(229,184,92,0.08);
    border:1px solid rgba(229,184,92,0.30);
  }
  .badge-soon i{background:#E5B85C;}
  @media (max-width:1100px){
    .projects-grid{grid-template-columns:repeat(2,1fr);}
  }
  @media (max-width:560px){
    .projects-grid{grid-template-columns:1fr;}
  }

  /* ---------- FOOTER ---------- */
  footer{
    position:relative;z-index:2;
    background:var(--forest);
    border-top:1px solid var(--line-dark);
    padding:22px 6vw;
    display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;
    font-size:.78rem;color:rgba(245,247,242,0.55);
  }

  /* ---------- RESPONSIVE ---------- */
  @media (max-width:900px){
    body{overflow-y:auto;}
    .hero{height:auto;min-height:100vh;padding-top:110px;padding-bottom:40px;}
    .hero-inner{grid-template-columns:1fr;padding-top:20px;}
    .nav-toggle{display:flex;}
    .nav-links{
      position:fixed;top:0;left:0;right:0;z-index:95;
      flex-direction:column;gap:0;
      padding:96px 6vw 24px;
      background:rgba(8,18,12,0.98);
      -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
      transform:translateY(-100%);opacity:0;visibility:hidden;
      transition:transform .3s ease, opacity .3s ease, visibility .3s;
    }
    .nav-links.open{transform:translateY(0);opacity:1;visibility:visible;}
    .nav-links button{
      width:100%;text-align:left;border-radius:0;font-size:1.05rem;
      padding:16px 4px;border-bottom:1px solid rgba(255,255,255,0.08);
    }
    .nav-links button.active{background:none;color:var(--glow);}
    .hero-foot{position:static;margin-top:36px;padding:0 6vw;}
    .projects{padding:64px 6vw 56px;}
    footer{flex-direction:column;align-items:flex-start;}
  }

  @media (max-width:480px){
    header{padding:16px 5vw;}
    .nav-cta{padding:8px 16px;font-size:.8rem;}
    .terminal-body{height:300px;padding:24px 20px;font-size:.86rem;}
    .hero-actions{gap:10px;}
    .projects-grid{gap:14px;}
    .project-card{padding:20px 18px;min-height:auto;}
  }

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  }
  :focus-visible{outline:2px solid var(--pine-light);outline-offset:3px;}

/* YGMData kartı: logo, canlı bağlantı ve aktif rozeti. */
.project-logo-link{display:inline-flex;align-items:center;width:fit-content;border-radius:8px;}
.project-logo-link:focus-visible{outline:2px solid var(--glow);outline-offset:4px;}
.project-logo{display:block;height:26px;width:auto;max-width:100%;}
.project-logo--genis{height:auto;width:min(100%,250px);}
.project-link{display:inline-flex;align-items:center;gap:6px;width:fit-content;color:var(--glow);font-size:.86rem;font-weight:500;text-decoration:none;border-bottom:1px solid rgba(127,227,166,.35);padding-bottom:1px;}
.project-link:hover{border-bottom-color:var(--glow);}
.badge-live{color:var(--glow);background:rgba(127,227,166,0.08);border:1px solid rgba(127,227,166,0.30);}
.badge-live i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--glow);box-shadow:0 0 8px var(--glow);}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}